{"product_id":"lonsdor-lt20-04-04nj-smart-key-8a-4d-toyota-2012-2022","title":"Lonsdor LT20-04 04NJ Smart Key | 8A+4D for Toyota Lexus 2012-2022 | 4 Button","description":"\u003ch2\u003eProfessional-grade programmable smart key engineered for \u003cstrong\u003eToyota and Lexus mid-to-late models (2012-2022)\u003c\/strong\u003e!\u003c\/h2\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch2\u003eThe Lonsdor LT20-04 04NJ is a flagship member of the LT20 series, featuring seamless 8A↔4D chip conversion, multi-frequency adjustability, and full compatibility with Lonsdor K518ISE\/K518S\/K518 Pro\/KH100+ programmers. \u003c\/h2\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eWhy Choose Lonsdor LT20-04 04NJ for Toyota \u0026amp; Lexus?\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e✅ \u003cstrong\u003eExtensive Coverage for 2012-2022 Toyota Flagship Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003ePrecision-calibrated for the most popular Toyota models with high market retention (minor Lexus compatibility), covering SUVs, sedans, compact cars and light trucks—no need to stock multiple keys for different Toyota variants:\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUV\/Off-Road\u003c\/strong\u003e: Prado (13-21), Land Cruiser (13), Highlander (13\/15-21), RAV4 (13-18), Fortuner (16-)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSedans\u003c\/strong\u003e: Camry (12-16), Crown (12-19), Reiz (12-14), Corolla (14-18), Levin (16-18)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact\/Other\u003c\/strong\u003e: Yaris L (15-22), Vios\/Vios FS (16-), Innova (16), Hilux (15-20)\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nIdeal for locksmiths servicing Toyota’s 2012-2022 lineup—the most in-demand mid-to-late models on the market.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e✅ \u003cstrong\u003e8A+4D Dual Chip Conversion \u0026amp; Multi-Board Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThe LT20-04’s biggest advantage! Natively supports \u003cstrong\u003e8A and 4D chips\u003c\/strong\u003e with one-click mutual conversion via Lonsdor programmers, covering two mainstream Toyota immobilizer systems in a single key. It’s also compatible with \u003cstrong\u003e7 factory board numbers\u003c\/strong\u003e: 2110, 0020, 0010, 0101, 7930, 0182, 0011—perfectly matching different production batches of Toyota vehicles and directly replacing the old Lonsdor 8A universal key board (P0020B) with \u003cstrong\u003eenhanced stability and functionality\u003c\/strong\u003e.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e✅ \u003cstrong\u003eBoard numbers\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cstrong\u003e8A\u003c\/strong\u003e : 0010, 0040, 0182, 0410, 2110, 3330, 3950, 0011, 0101, 0350, 0440, 2150, 3410, F43口, 0020, 0120,0351, 2020, 2230, 3450, 6100, 0250, 3041, P7000\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4D\u003c\/strong\u003e : 0031, 0140, F433, S0751, 3370, S5290, 5380, 6221, S7210, 7990, 0091, 0310, 0500, 0780, 4610, 5300,5691, 6230, 7930, 0111, A433, 0751, S0780, 5290, 5360, S5801, 6601, 7980\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cp\u003e✅ \u003cstrong\u003eMulti-Frequency Adjustable \u0026amp; FSK Modulation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eEquipped with \u003cstrong\u003eswitchable multi-band frequencies\u003c\/strong\u003e (312.09\/314.35\/315.10\/433.58\/434.42MHz and more) and stable \u003cstrong\u003eFSK modulation\u003c\/strong\u003e—easily modify the frequency via Lonsdor programmers to fit regional signal specifications and avoid interference. Delivers long-range, anti-interference remote signal performance, mirroring the original Toyota key’s responsiveness for keyless entry and remote control.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e✅ \u003cstrong\u003e10 Versatile Programmable Functions (Exclusive Per Programmer)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eUnlock full customization and professional functionality with 10 programmable features, tailored for Lonsdor’s K518 series (shop use) and KH100+ (on-site mobile service) with exclusive perks for each:\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003col\u003e\n\u003cli\u003eGet key version\/hardware information\u003c\/li\u003e\n\u003cli\u003eRead\/convert original 4-button functions (Lock\/Unlock\/Trunk\/Panic)\u003c\/li\u003e\n\u003cli\u003eUnlock key for initial programming \u0026amp; firmware upgrade\u003c\/li\u003e\n\u003cli\u003eModify remote frequency and modulation mode\u003c\/li\u003e\n\u003cli\u003eConvert smart key chip type (8A ↔ 4D)\u003c\/li\u003e\n\u003cli\u003eModify the remote count value for seamless vehicle sync\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCopy 8A smart key data (KH100+ exclusive – fast on-site duplication)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGenerate emergency key (K518 series exclusive – backup for dead batteries)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAll-keys-lost matching (K518 series exclusive – no disassembly required)\u003c\/li\u003e\n\u003cli\u003eReplace old 8A universal key board data (P0020B)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e✅\u003cstrong\u003e Seamless Compatibility with Lonsdor Flagship Programmers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003eDesigned for plug-and-play use with Lonsdor’s industry-leading key programming tools—\u003cstrong\u003ethe gold standard for Toyota key work\u003c\/strong\u003e, with a dedicated \u003cstrong\u003eLT Smart Key\u003c\/strong\u003e menu for one-click operation:\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTablet Programmers\u003c\/strong\u003e: K518ISE \/ K518S \/ K518 Pro (comprehensive functions, ideal for shop use, supports all-keys-lost matching)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandheld Programmers\u003c\/strong\u003e: KH100+ (ultra-portable, perfect for on-site mobile service, fast 8A key copy)\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nNo extra software, no activation fees—follow the on-screen prompts and finish programming in minutes, even for beginner locksmiths. Fully compatible with all standard Toyota smart key shells for easy assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e✅ \u003cstrong\u003eGenuine Lonsdor Quality \u0026amp; Stable Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eCrafted with Lonsdor’s industrial-grade components, this smart key delivers consistent, long-lasting performance far superior to generic aftermarket keys. Weighing just \u003cstrong\u003e100g (0.22LB)\u003c\/strong\u003e, it’s compact and lightweight, fitting all standard Toyota smart key housings with no modification needed. Backed by Lonsdor’s professional R\u0026amp;D, it ensures zero pairing errors, anti-interference signal transmission, and durability for daily professional use—trusted by locksmiths worldwide.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eLonsdor LT20-04 04NJ Core Product Specifications\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDetailed Information\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGenuine Lonsdor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eSA2141-04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eLT20-04 04NJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003eToyota 2012-2022 (mainstream models), minor Lexus compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Support\u003c\/td\u003e\n\u003ctd\u003e8A + 4D (one-click mutual conversion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Board Numbers\u003c\/td\u003e\n\u003ctd\u003e2110, 0020, 0010, 0101, 7930, 0182, 0011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e312.09\/314.35\/315.10\/433.58\/434.42MHz (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation\u003c\/td\u003e\n\u003ctd\u003eFSK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButtons\u003c\/td\u003e\n\u003ctd\u003e4-Button OEM Layout (Lock\/Unlock\/Trunk\/Panic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e100g (0.22LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Programmers\u003c\/td\u003e\n\u003ctd\u003eK518ISE\/K518S\/K518 Pro\/KH100+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement For\u003c\/td\u003e\n\u003ctd\u003eLonsdor 8A universal key board (P0020B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKey Function\u003c\/td\u003e\n\u003ctd\u003eSpare key creation, key replacement, all-keys-lost matching (K518 only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eBrand New, In Stock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eWhat’s Included in Your Order\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e✅ 1× Genuine Lonsdor LT20-04 04NJ 8A+4D Smart Key (circuit board core)\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cem\u003eNote: Toyota key shell, key blade, CR2032 battery, and programming tools are sold separately—compatible with all standard Toyota smart key housings.\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eSimple Programming \u0026amp; Assembly Steps\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eStep 1: Program the Key (with Lonsdor K518\/KH100+)\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePower on your Lonsdor programmer and navigate to \u003cstrong\u003eSpecial Functions \u0026gt; LT Smart Key\u003c\/strong\u003e (K518) \/ \u003cstrong\u003eSpecial Functions \u0026gt; LT Smart Key\u003c\/strong\u003e (KH100+).\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eGet Version Info\u003c\/strong\u003e to confirm the key’s parameters, then choose \u003cstrong\u003eConvert Smart Key Type\u003c\/strong\u003e to switch 8A\/4D chip (no internet required).\u003c\/li\u003e\n\u003cli\u003eModify the frequency to match the target Toyota model, then follow on-screen prompts to write IMMO data (supports all-keys-lost with K518).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eStep 2: Assemble the Key\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInsert the programmed LT20-04 key core into a standard Toyota smart key shell.\u003c\/li\u003e\n\u003cli\u003eInstall a CR2032 battery and attach a compatible Toyota key blade (sold separately).\u003c\/li\u003e\n\u003cli\u003eTest the remote signal and keyless entry function—your key is ready for use!\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eKey Function Differences: Lonsdor K518 Series vs. KH100+\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eBoth programmers work flawlessly with the LT20-04, with exclusive features to optimize your locksmith service workflow:\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003cth\u003eLonsdor K518ISE\/K518S\/K518 Pro\u003c\/th\u003e\n\u003cth\u003eLonsdor KH100+\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVersion Info \/ Button Read\/Convert \/ Frequency Modification\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8A\/4D Chip Conversion \/ Firmware Upgrade \/ Remote Count Modify\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnlock Key \/ Replace P0020B Board Data\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCopy 8A Smart Key Data\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGenerate Emergency Key\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eToyota All-Keys-Lost Matching\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eWho This Lonsdor LT20-04 04NJ Key Is For\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis Lonsdor LT20-04 04NJ is a \u003cstrong\u003emust-have professional tool\u003c\/strong\u003e for \u003cstrong\u003eautomotive locksmiths, mobile key service technicians, and auto repair shops\u003c\/strong\u003e that service Toyota’s 2012-2022 mid-to-late models. It’s the perfect solution for:\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eReplacing lost\/damaged Toyota smart keys for 2012-2022 models\u003c\/li\u003e\n\u003cli\u003eCreating spare keys for Toyota’s most popular SUVs, sedans and compact cars\u003c\/li\u003e\n\u003cli\u003eOn-site mobile key service (compact, lightweight, easy programming)\u003c\/li\u003e\n\u003cli\u003eAll keys lost Toyota matching (no vehicle disassembly with K518 series)\u003c\/li\u003e\n\u003cli\u003eStreamlining inventory (one key covers 8A\/4D chips and 7 board numbers)\u003c\/li\u003e\n\u003cli\u003eUpgrading from old Lonsdor 8A universal key boards (P0020B) to enhanced LT20 functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Core Only\u003c\/strong\u003e: No key shell, blade, or battery included—compatible with all standard Toyota smart key housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Programming Required\u003c\/strong\u003e: Must be used with Lonsdor K518\/KH100+ series programmers (not included) — cannot be used as a standalone key.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Toyota Fitment\u003c\/strong\u003e: Designed for Toyota 2012-2022 mainstream models (minor Lexus compatibility, confirm vehicle specs first).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-Keys-Lost Capability\u003c\/strong\u003e: Only supported with Lonsdor K518ISE\/K518S\/K518 Pro programmers (no KH100+ support).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect P0020B Replacement\u003c\/strong\u003e: Upgrades the old 8A universal board with better stability and more functions—seamless for existing Lonsdor users.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lonsdor","offers":[{"title":"Default Title","offer_id":46904720392380,"sku":"SK163-4","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/7517\/5612\/files\/LonsdorLT20-048A_4DToyota_Lexus1.jpg?v=1780744569","url":"https:\/\/getobdtool.com\/products\/lonsdor-lt20-04-04nj-smart-key-8a-4d-toyota-2012-2022","provider":"HONGKONG IXUANER TECH CO., LIMITED","version":"1.0","type":"link"}